---- do the students exercise a week? ---- Once or twice.A. How long B. How often C. How many times
September 10th is __________ Day. A. Teacher B. Teachers' C. Teacher’s
__________ bad news ! Ten people died in the car accident . A. What B. What a C. How
We are sure that our football players will do __________ best. A. their B. theyC. them
Look! There are some __________ on the floor. A. child B. waterC. boxes
A. foot B. room C. book